138915404

素因数分解:

$2^2\times {\mathrm{239}}^1\times {\mathrm{331}}^1\times {\mathrm{439}}^1$

素因数の和:1013

約数の個数: 24

約数和(自身を含む): 245414400

約数和(自身を除く): 106498996

約数列:

[1, 2, 4, 239, 331, 439, 478, 662, 878, 956, 1324, 1756, 79109, 104921, 145309, 158218, 209842, 290618, 316436, 419684, 581236, 34728851, 69457702, 138915404]

約数ペア:

[(1, 138915404), (2, 69457702), (4, 34728851), (239, 581236), (331, 419684), (439, 316436), (478, 290618), (662, 209842), (878, 158218), (956, 145309), (1324, 104921), (1756, 79109)]